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RFC 1213 - 6.7. The ICMP Group

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### 6.7. The ICMP Group

              -- the ICMP group

              -- Implementation of the ICMP group is mandatory for all
              -- systems.

              icmpInMsgs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The total number of ICMP messages which the
                          entity received.  Note that this counter includes
                          all those counted by icmpInErrors."
                  ::= { icmp 1 }

              icmpInErrors OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP messages which the entity
                          received but determined as having ICMP-specific
                          errors (bad ICMP checksums, bad length, etc.)."
                  ::= { icmp 2 }

              icmpInDestUnreachs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Destination Unreachable
                          messages received."
                  ::= { icmp 3 }

              icmpInTimeExcds OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Time Exceeded messages
                          received."
                  ::= { icmp 4 }

              icmpInParmProbs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Parameter Problem messages
                          received."
                  ::= { icmp 5 }

              icmpInSrcQuenchs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Source Quench messages
                          received."
                  ::= { icmp 6 }

              icmpInRedirects OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Redirect messages received."
                  ::= { icmp 7 }

              icmpInEchos OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Echo (request) messages
                          received."
                  ::= { icmp 8 }

              icmpInEchoReps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Echo Reply messages received."
                  ::= { icmp 9 }

              icmpInTimestamps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Timestamp (request) messages
                          received."
                  ::= { icmp 10 }

              icmpInTimestampReps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Timestamp Reply messages
                          received."
                  ::= { icmp 11 }

              icmpInAddrMasks OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Address Mask Request messages
                          received."
                  ::= { icmp 12 }

              icmpInAddrMaskReps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Address Mask Reply messages
                          received."
                  ::= { icmp 13 }

              icmpOutMsgs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The total number of ICMP messages which this
                          entity attempted to send.  Note that this counter
                          includes all those counted by icmpOutErrors."
                  ::= { icmp 14 }

              icmpOutErrors OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP messages which this entity did
                          not send due to problems discovered within ICMP
                          such as a lack of buffers.  This value should not
                          include errors discovered outside the ICMP layer
                          such as the inability of IP to route the resultant
                          datagram.  In some implementations there may be no
                          types of error which contribute to this counter's
                          value."
                  ::= { icmp 15 }

              icmpOutDestUnreachs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Destination Unreachable
                          messages sent."
                  ::= { icmp 16 }

              icmpOutTimeExcds OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Time Exceeded messages sent."
                  ::= { icmp 17 }

              icmpOutParmProbs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Parameter Problem messages
                          sent."
                  ::= { icmp 18 }

              icmpOutSrcQuenchs OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Source Quench messages sent."
                  ::= { icmp 19 }

              icmpOutRedirects OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Redirect messages sent.  For a
                          host, this object will always be zero, since hosts
                          do not send redirects."
                  ::= { icmp 20 }

              icmpOutEchos OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Echo (request) messages sent."
                  ::= { icmp 21 }

              icmpOutEchoReps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Echo Reply messages sent."
                  ::= { icmp 22 }

              icmpOutTimestamps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Timestamp (request) messages
                          sent."
                  ::= { icmp 23 }

              icmpOutTimestampReps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Timestamp Reply messages
                          sent."
                  ::= { icmp 24 }

              icmpOutAddrMasks OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Address Mask Request messages
                          sent."
                  ::= { icmp 25 }

              icmpOutAddrMaskReps OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of ICMP Address Mask Reply messages
                          sent."
                  ::= { icmp 26 }

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RFC 1213 - 6.7. The ICMP Group